./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_25x0-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_25x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ec6e434f91e1569e6fad03794f07a751e615694ef413649174052dcc7984987 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:57,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:58,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:59:58,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:59:58,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:59:58,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:58,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:58,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:58,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:58,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:58,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:58,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:58,125 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:59:58,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:59:58,126 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:59:58,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:58,127 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:58,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:58,128 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:58,129 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:59:58,129 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:58,130 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:59:58,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:58,131 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:58,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:58,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:58,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:58,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:58,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:58,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:58,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:58,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:58,135 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:59:58,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:59:58,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:58,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ec6e434f91e1569e6fad03794f07a751e615694ef413649174052dcc7984987 [2023-11-19 02:59:58,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:58,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:58,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:58,444 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:58,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:58,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursive-simple/sum_25x0-1.c [2023-11-19 03:00:01,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:01,987 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:01,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/sv-benchmarks/c/recursive-simple/sum_25x0-1.c [2023-11-19 03:00:01,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/data/5eb4613fd/03e7d2a6ca9e413caf532285c024823f/FLAGc3b151f83 [2023-11-19 03:00:02,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/data/5eb4613fd/03e7d2a6ca9e413caf532285c024823f [2023-11-19 03:00:02,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:02,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:02,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:02,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:02,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:02,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6922ad38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02, skipping insertion in model container [2023-11-19 03:00:02,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,047 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:02,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:02,211 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:02,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:02,239 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:02,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02 WrapperNode [2023-11-19 03:00:02,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:02,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:02,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:02,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:02,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,275 INFO L138 Inliner]: procedures = 12, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-19 03:00:02,276 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:02,277 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:02,277 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:02,277 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:02,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:02,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:02,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:02,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:02,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:02,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:02,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:02,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d66096-ebde-4b39-8bd0-f567dc637c5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:02,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-11-19 03:00:02,390 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-11-19 03:00:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:00:02,451 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:02,454 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:02,596 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:02,624 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:02,625 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:00:02,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:02 BoogieIcfgContainer [2023-11-19 03:00:02,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:02,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:02,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:02,641 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:02,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:00:02,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-11-19 03:00:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-11-19 03:00:02,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:00:02,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:02,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:02,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 30 transitions. [2023-11-19 03:00:03,044 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2023-11-19 03:00:03,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:00:03,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:03,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 29 transitions. [2023-11-19 03:00:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2023-11-19 03:00:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:00:03,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:03,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 34 transitions. [2023-11-19 03:00:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-19 03:00:03,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:00:03,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:03,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:04,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:04,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 42 transitions. [2023-11-19 03:00:04,620 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 03:00:04,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:00:04,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:04,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 43 transitions. [2023-11-19 03:00:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-19 03:00:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:00:04,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:04,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:05,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:05,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 53 transitions. [2023-11-19 03:00:05,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-19 03:00:05,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:00:05,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:05,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:05,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:05,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 57 transitions. [2023-11-19 03:00:05,503 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-19 03:00:05,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:00:05,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:05,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:05,617 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:06,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 68 transitions. [2023-11-19 03:00:06,428 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 03:00:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:00:06,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:06,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:06,555 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:07,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 79 transitions. [2023-11-19 03:00:07,547 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2023-11-19 03:00:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:00:07,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:07,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:07,713 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 93 transitions. [2023-11-19 03:00:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2023-11-19 03:00:08,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:00:08,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:08,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 97 transitions. [2023-11-19 03:00:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2023-11-19 03:00:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:00:09,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:09,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 101 transitions. [2023-11-19 03:00:10,261 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2023-11-19 03:00:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:00:10,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:10,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:10,469 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 116 transitions. [2023-11-19 03:00:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 116 transitions. [2023-11-19 03:00:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:00:11,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:11,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:11,990 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 131 transitions. [2023-11-19 03:00:12,858 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2023-11-19 03:00:12,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:00:12,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:12,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:13,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:13,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 92 states and 134 transitions. [2023-11-19 03:00:13,498 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2023-11-19 03:00:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:00:13,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:13,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:13,801 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 95 states and 137 transitions. [2023-11-19 03:00:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-19 03:00:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:00:14,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:14,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 154 transitions. [2023-11-19 03:00:16,296 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2023-11-19 03:00:16,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:00:16,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:16,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:17,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 109 states and 171 transitions. [2023-11-19 03:00:17,716 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 171 transitions. [2023-11-19 03:00:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:00:17,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:17,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:18,108 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:18,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:18,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 113 states and 174 transitions. [2023-11-19 03:00:18,572 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2023-11-19 03:00:18,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:00:18,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:18,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 36 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:19,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 116 states and 177 transitions. [2023-11-19 03:00:19,653 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2023-11-19 03:00:19,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:00:19,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:19,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:21,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 196 transitions. [2023-11-19 03:00:21,513 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 196 transitions. [2023-11-19 03:00:21,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:00:21,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:21,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:21,788 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:23,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 215 transitions. [2023-11-19 03:00:23,120 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2023-11-19 03:00:23,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:00:23,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:23,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:23,649 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:24,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 134 states and 218 transitions. [2023-11-19 03:00:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 218 transitions. [2023-11-19 03:00:24,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:00:24,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:24,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:24,818 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 62 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:25,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 221 transitions. [2023-11-19 03:00:25,582 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2023-11-19 03:00:25,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:00:25,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:25,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:27,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 144 states and 242 transitions. [2023-11-19 03:00:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 242 transitions. [2023-11-19 03:00:27,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:00:27,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:27,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:29,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:29,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 151 states and 263 transitions. [2023-11-19 03:00:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 263 transitions. [2023-11-19 03:00:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:00:29,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:29,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:30,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 155 states and 266 transitions. [2023-11-19 03:00:30,383 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 266 transitions. [2023-11-19 03:00:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:00:30,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:30,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 95 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 158 states and 269 transitions. [2023-11-19 03:00:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 269 transitions. [2023-11-19 03:00:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:00:31,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:31,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:34,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:34,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 165 states and 292 transitions. [2023-11-19 03:00:34,103 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2023-11-19 03:00:34,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:00:34,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:34,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 172 states and 315 transitions. [2023-11-19 03:00:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 315 transitions. [2023-11-19 03:00:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:00:36,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:36,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:37,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 176 states and 318 transitions. [2023-11-19 03:00:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 318 transitions. [2023-11-19 03:00:37,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:00:37,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:37,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:38,678 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 135 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:39,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:39,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 179 states and 321 transitions. [2023-11-19 03:00:39,540 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 321 transitions. [2023-11-19 03:00:39,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:00:39,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:39,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 186 states and 346 transitions. [2023-11-19 03:00:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 346 transitions. [2023-11-19 03:00:42,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:00:42,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:42,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:42,469 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:43,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:43,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 193 states and 371 transitions. [2023-11-19 03:00:43,983 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 371 transitions. [2023-11-19 03:00:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:00:43,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:43,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:45,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 197 states and 374 transitions. [2023-11-19 03:00:45,649 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 374 transitions. [2023-11-19 03:00:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:00:45,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:45,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 182 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 200 states and 377 transitions. [2023-11-19 03:00:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 377 transitions. [2023-11-19 03:00:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:00:47,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:47,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.